<template>
  <div>
    <!-- 搜索栏 -->
    <el-card id="search">
      <el-row>
        <el-col :span="20">
          <el-input v-model="searchModel.username" placeholder="用户名" clearable></el-input>
          <el-input v-model="searchModel.phone" placeholder="电话" clearable></el-input>
          <el-button @click="getUserList" type="primary" round icon="el-icon-ice-cream-round">查询</el-button>
        </el-col>
        <el-col :span="4" align="right">
          <el-button @click="openEditUI(null)" type="primary" icon="el-icon-plus" circle></el-button>
        </el-col>
      </el-row>
    </el-card>

    <!-- 结果列表 -->
    <el-card>
      <el-table :data="userList" stripe style="width: 100%">
        <el-table-column label="#" width="80">
          <template slot-scope="scope">
            <!-- (pageNo-1) * pageSize + index + 1 -->
            {{
              (searchModel.pageNo - 1) * searchModel.pageSize + scope.$index + 1
            }}
          </template>
        </el-table-column>
        <el-table-column prop="id" label="用户ID" width="180">
        </el-table-column>
        <el-table-column prop="username" label="用户名" width="180">
        </el-table-column>
        <el-table-column prop="phone" label="电话" width="180">
        </el-table-column>
        <el-table-column prop="status" label="用户状态" width="180">
          <template slot-scope="scope">
            <el-tag v-if="scope.row.status == 1">正常</el-tag>
            <el-tag v-else type="danger">禁用</el-tag>
          </template>
        </el-table-column>
        <el-table-column prop="email" label="电子邮件"> </el-table-column>
        <el-table-column label="操作" width="180">
          <template slot-scope="scope">
            <el-button @click="openEditUI(scope.row.id)" type="primary" icon="el-icon-edit" size="mini"
              circle></el-button>
            <el-button @click="deleteUser(scope.row)" type="danger" icon="el-icon-delete" size="mini"
              circle></el-button>
          </template>
        </el-table-column>
      </el-table>
    </el-card>

    <!-- 分页组件 -->
    <el-pagination @size-change="handleSizeChange" @current-change="handleCurrentChange"
      :current-page="searchModel.pageNo" :page-sizes="[5, 10, 20, 50]" :page-size="searchModel.pageSize"
      layout="total, sizes, prev, pager, next, jumper" :total="total">
    </el-pagination>

    <!-- 用户信息编辑对话框 -->
    <el-dialog @close="clearForm" :title="title" :visible.sync="dialogFormVisible">
      <el-form :model="userForm" ref="userFormRef" :rules="rules">
        <el-form-item label="用户名" prop="username" :label-width="formLabelWidth">
          <el-input v-model="userForm.username" autocomplete="off"></el-input>
        </el-form-item>
        <el-form-item v-if="userForm.id == null || userForm.id == undefined" label="登录密码" prop="password"
          :label-width="formLabelWidth">
          <el-input type="password" v-model="userForm.password" autocomplete="off"></el-input>
        </el-form-item>
        <el-form-item label="联系电话" :label-width="formLabelWidth">
          <el-input v-model="userForm.phone" autocomplete="off"></el-input>

        </el-form-item>
        <el-form-item label="用户状态" :label-width="formLabelWidth">
          <el-switch v-model="userForm.status" :active-value="1" :inactive-value="0">
          </el-switch>
        </el-form-item>

        <el-form-item label="用户角色" :label-width="formLabelWidth">
          <el-checkbox-group style="width: 85%" v-model="userForm.roleIdList" :max="2">
            <el-checkbox v-for="role in roleList" :label="role.roleId"
              :key="role.roleId">{{role.roleDesc}}</el-checkbox>
          </el-checkbox-group>
        </el-form-item>

        <el-form-item label="电子邮件" prop="email" :label-width="formLabelWidth">
          <el-input v-model="userForm.email" autocomplete="off"></el-input>
        </el-form-item>
      </el-form>
      <div slot="footer" class="dialog-footer">
        <el-button @click="dialogFormVisible = false">取 消</el-button>
        <el-button type="primary" @click="saveUser">确 定</el-button>
      </div>
    </el-dialog>
  </div>
</template>

<script>
  import userApi from "@/api/userManage";
  import roleApi from "@/api/roleManage";
  export default {
    data() {
      var checkEmail = (rule, value, callback) => {
        var reg =
          /^[a-zA-Z0-9]+([-_.][a-zA-Z0-9]+)*@[a-zA-Z0-9]+([-_.][a-zA-Z0-9]+)*\.[a-z]{2,}$/;
        if (!reg.test(value)) {
          return callback(new Error("邮箱格式错误"));
        }
        callback();

      };
      return {
        roleList: [],
        formLabelWidth: "130px",
        userForm: {
          roleIdList: [],
        },
        dialogFormVisible: false,
        title: "",
        total: 0,
        searchModel: {
          pageNo: 1,
          pageSize: 10,
        },
        userList: [],
        rules: {
          username: [{
              required: true,
              message: "请输入用户名",
              trigger: "blur"
            },
            {
              min: 3,
              max: 50,
              message: "长度在 3 到 50 个字符",
              trigger: "blur",
            },
          ],
          password: [{
              required: true,
              message: "请输入登录初始密码",
              trigger: "blur"
            },
            {
              min: 6,
              max: 16,
              message: "长度在 6 到 16 个字符",
              trigger: "blur",
            },
          ],
          email: [{
              required: true,
              message: "请输入电子邮件",
              trigger: "blur"
            },
            {
              validator: checkEmail,
              trigger: "blur"
            },
          ],
        },
      };
    },
    methods: {
      getAllRoleList() {
        roleApi.getAllRoleList().then(response => {
          this.roleList = response.data;
          console.log(this.roleList);
        });
      },
      deleteUser(user) {
        this.$confirm(`您确认删除用户 ${user.username} ?`, '提示', {
          confirmButtonText: '确定',
          cancelButtonText: '取消',
          type: 'warning'
        }).then(() => {
          userApi.deleteUserById(user.id).then(response => {
            this.$message({
              type: 'success',
              message: response.message
            });
            this.getUserList();
          });

        }).catch(() => {
          this.$message({
            type: 'info',
            message: '已取消删除'
          });
        });
      },
      saveUser() {
        // 触发表单验证
        this.$refs.userFormRef.validate((valid) => {
          if (valid) {
            // 提交请求给后台
            userApi.saveUser(this.userForm).then(response => {
              // 成功提示
              this.$message({
                message: response.message,
                type: 'success'
              });
              // 关闭对话框
              this.dialogFormVisible = false;
              // 刷新表格
              this.getUserList();
            });
          } else {
            console.log("error submit!!");
            return false;
          }
        });

      },
      clearForm() {
        this.userForm = {
          roleIdList: []
        };
        this.$refs.userFormRef.clearValidate();
      },
      openEditUI(id) {
        if (id == null) {
          this.title = "新增用户";
        } else {
          this.title = "修改用户";
          // 根据id查询用户数据
          userApi.getUserById(id).then(response => {
            this.userForm = response.data;
          });
        }
        this.dialogFormVisible = true;
      },
      handleSizeChange(pageSize) {
        this.searchModel.pageSize = pageSize;
        this.getUserList();
      },
      handleCurrentChange(pageNo) {
        this.searchModel.pageNo = pageNo;
        this.getUserList();
      },
      getUserList() {
        userApi.getUserList(this.searchModel).then((response) => {
          this.userList = response.data.rows;
          this.total = response.data.total;
        });
      },
    },
    created() {
      this.getUserList();
      this.getAllRoleList();
    },
  };
</script>

<style>
  #search .el-input {
    width: 200px;
    margin-right: 10px;
  }

  .el-dialog .el-input {
    width: 85%;
  }
</style>